North Coast Synthesis Ltd.

Choose audio sample set:
MSK 007 Leapfrog VCF (patch; see in online store)
MSK 009 Coiler VCF (patch; see in online store)

Equivalent chord symbols: B♭m4^+♯1, C♯2⁺⁶⁺⁷, D♭2⁺⁶⁺⁷, C♯2⁺⁷⁺¹³, D♭2⁺⁷⁺¹³, B♭dim^♭5+♯1.

Notes in this chord: A♯, A♯♯, C♯, D♯. Integer notation: {1, 3, 10, 11}.

Keys in which this chord fits with enharmonic spelling: BM, C♭M, G♭M, F♯M, E♭m, A♭m, D♯m, G♯m

Nearby chords (one less note): B3⁺², B♭m4, B2^+♯7, E♭5^+♯5.

Nearby chords (one more note): BM9, BM9^♭5, E♭7^+♯5, A♭m⁺²⁺⁴, B9^-5+♯7, B♭4^+♯1+♯2, B♭m4^+2+♯1, B♭dim^+4+♯1.

Parallel chords (same structure, different root): Cm4^+♯1, Dm4^+♯1, Em4^+♯1, Fm4^+♯1, Gm4^+♯1, Am4^+♯1, Bm4^+♯1, C♭m4^+♯1, D♭m4^+♯1, E♭m4^+♯1, F♭m4^+♯1, G♭m4^+♯1, A♭m4^+♯1, B♭m4^+♯1, C♯m4^+♯1, D♯m4^+♯1, E♯m4^+♯1, F♯m4^+♯1, G♯m4^+♯1, B♯m4^+♯1.

Experimental fretting charts for guitar standard EADGBE tuning (change tuning or instrument):